package elitech.vietnam.weatherfashion.libs.zoomimage.easing;

public class Cubic implements Easing {
	
	@Override
    public double easeOut( double time, double start, double end, double duration ) {
            return end * ( ( time = time / duration - 1.0 ) * time * time + 1.0 ) + start;
    }

    @Override
    public double easeIn( double time, double start, double end, double duration ) {
            return end * ( time /= duration ) * time * time + start;
    }

    @Override
    public double easeInOut( double time, double start, double end, double duration ) {
            if ( ( time /= duration / 2.0 ) < 1.0 ) return end / 2.0 * time * time * time + start;
            return end / 2.0 * ( ( time -= 2.0 ) * time * time + 2.0 ) + start;
    }
}
